直接法也叫自然法(Natural Method)、心理法(Psychological Method)、口语法、改良法(Reformed Method)。
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reformed processing method 炮制新工艺
reformed method
改革方法
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The rules were reformed after three studies showed that the hands-only method was just as effective as traditional CPR.
VOA: special.2009.06.09
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